Feature 1With the use of the stepping motor, greatly improve the sensitivity of pointer tachometer. 2Good performance, has low power consumption, long life, high precision and high clarity. 3Has wide range of applications, can be used in car, truck, boat, marine and so on. 4Owing to the red backlight function of the number and pointer, let you easy to read in the dark. 5Use English user manual, easy to install, strongly recommended that most cars or motors are professionally installed.Item Type: Pointer TachometerMaterial: ABS+Stainless SteelVoltage: 9-32VDCDisplay: Rotational speed, water temperature, oil pressure, startup display accumulated hoursWaterproof and Dustproof Rating: IP67Suitable: Car/truck/boat .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xTachometer1 x Manual1 x SignalHarness